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Portillo’s is Home to America’s favorite Chicago-style hot dogs, Italian beef, burgers, salads, and chocolate cake.

If you register for Portillo’s Birthday Club you will get a FREE Slice of their famous Chocolate Cake for your Birthday!

You can register yourself PLUS up to 3 children!

From their website:

One week before your birthday and on your birthday, you’ll receive an email and a pre-loaded offer in your account. Redeem the offer by placing an online order and adding a piece of cake at checkout, or show your offer code at checkout inside your nearest Portillo’s.

Portillo’s Locations

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Offer subject to change and may vary by location.  Contact location to verify.